. Author manuscript; available in PMC: 2015 Mar 3.

Published in final edited form as: Open J Stat. 2015 Feb 6;5:46–50. doi: 10.4236/ojs.2015.51006

Table 2.

Three spatial heterogeneity measures and their statistical hypotheses.

Measure	Range	Null Hypothesis (H₀)	Alternative Hypothesis (H₁)
VAR ^*	≥0	VAR = 0	VAR > 0
MOR ^†	≥1	MOR = 1	MOR > 1
IqOR ^‡	≥1	IqOR = 1	IqOR > 1

VAR, variance;

^†

MOR, median odds ratio;

^‡

IqOR, interquartile odds ratio.